oj.uz

Submission #594078

# Submission time Handle Problem Language Result Execution time Memory
594078 2022-07-12T05:03:01 Z 박상훈(#8431) None (JOI16_ho_t4) C++17
38 / 100
 1000 ms 45216 KB 
#include <bits/stdc++.h>

typedef long long ll;
using namespace std;
set<pair<int, int>> visited, made;
int dx[4] = {1, 0, -1, 0}, dy[4] = {0, -1, 0, 1}, cc[1234];
char s[100100];

bool ok(int x, int y){
    return visited.find(make_pair(x, y))!=visited.end();
}

int _make(int x, int y){
    if (made.find(make_pair(x, y))!=made.end()) return 0;
    if (ok(x, y) && ok(x+1, y) && ok(x, y+1) && ok(x+1, y+1)){
        made.emplace(x, y);
        return 1;
    }
    return 0;
}

int main(){
    int n, k;
    scanf("%d %d", &n, &k);
    scanf("%s", s+1);

    cc['E'] = 0, cc['S'] = 1, cc['W'] = 2, cc['N'] = 3;

    int prv = 1e9, x = 0, y = 0, c = 0;
    ll ans = 0;

    visited.emplace(0, 0);
    while(k){
        int cnt = 0;
        for (int i=1;i<=n;i++){
            x += dx[cc[s[i]]], y += dy[cc[s[i]]];
            visited.emplace(x, y);
            cnt += _make(x, y);
            cnt += _make(x, y-1);
            cnt += _make(x-1, y);
            cnt += _make(x-1, y-1);
        }
        ans += cnt;
        --k;
        ++c;
        if (c>100) break;
        //if (prv==cnt) break;
        prv = cnt;
        //printf("%d\n", cnt);
    }

    ans += (ll)prv * k;
    printf("%lld\n", ans);
    return 0;
}

Compilation message

2016_ho_t4.cpp: In function 'int main()':
2016_ho_t4.cpp:36:27: warning: array subscript has type 'char' [-Wchar-subscripts]
   36 |             x += dx[cc[s[i]]], y += dy[cc[s[i]]];
      |                        ~~~^
2016_ho_t4.cpp:36:46: warning: array subscript has type 'char' [-Wchar-subscripts]
   36 |             x += dx[cc[s[i]]], y += dy[cc[s[i]]];
      |                                           ~~~^
2016_ho_t4.cpp:24:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 |     scanf("%d %d", &n, &k);
      |     ~~~~~^~~~~~~~~~~~~~~~~
2016_ho_t4.cpp:25:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   25 |     scanf("%s", s+1);
      |     ~~~~~^~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 3 ms 340 KB Output is correct
28 Correct 8 ms 596 KB Output is correct
29 Correct 29 ms 1360 KB Output is correct
30 Correct 37 ms 1528 KB Output is correct
31 Correct 56 ms 4428 KB Output is correct
32 Correct 60 ms 1996 KB Output is correct
33 Correct 58 ms 2312 KB Output is correct
34 Correct 65 ms 2400 KB Output is correct
35 Correct 54 ms 2224 KB Output is correct
36 Correct 53 ms 2012 KB Output is correct
37 Correct 55 ms 2252 KB Output is correct
38 Correct 61 ms 2148 KB Output is correct
39 Correct 71 ms 2280 KB Output is correct
40 Correct 54 ms 2008 KB Output is correct
41 Correct 49 ms 1876 KB Output is correct
42 Correct 48 ms 1664 KB Output is correct
43 Correct 61 ms 2404 KB Output is correct
44 Correct 59 ms 2176 KB Output is correct
45 Correct 52 ms 1836 KB Output is correct
46 Correct 57 ms 2648 KB Output is correct
47 Correct 68 ms 2644 KB Output is correct
48 Correct 63 ms 5068 KB Output is correct
49 Correct 73 ms 5040 KB Output is correct
50 Correct 77 ms 4996 KB Output is correct

Subtask #3
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 3 ms 340 KB Output is correct
27 Correct 1 ms 212 KB Output is correct
28 Correct 3 ms 468 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 2 ms 340 KB Output is correct
31 Correct 3 ms 340 KB Output is correct
32 Correct 4 ms 540 KB Output is correct
33 Correct 3 ms 468 KB Output is correct
34 Correct 3 ms 340 KB Output is correct
35 Correct 3 ms 468 KB Output is correct
36 Correct 2 ms 340 KB Output is correct
37 Correct 3 ms 468 KB Output is correct
38 Correct 3 ms 340 KB Output is correct
39 Correct 3 ms 340 KB Output is correct
40 Correct 2 ms 212 KB Output is correct
41 Correct 3 ms 340 KB Output is correct
42 Correct 1 ms 212 KB Output is correct
43 Correct 4 ms 468 KB Output is correct
44 Correct 2 ms 340 KB Output is correct
45 Correct 2 ms 340 KB Output is correct
46 Correct 2 ms 340 KB Output is correct
47 Correct 3 ms 340 KB Output is correct
48 Correct 3 ms 468 KB Output is correct
49 Correct 3 ms 212 KB Output is correct
50 Correct 3 ms 468 KB Output is correct

Subtask #4
0 / 62.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 1 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 1 ms 212 KB Output is correct
27 Correct 3 ms 340 KB Output is correct
28 Correct 8 ms 596 KB Output is correct
29 Correct 29 ms 1360 KB Output is correct
30 Correct 37 ms 1528 KB Output is correct
31 Correct 56 ms 4428 KB Output is correct
32 Correct 60 ms 1996 KB Output is correct
33 Correct 58 ms 2312 KB Output is correct
34 Correct 65 ms 2400 KB Output is correct
35 Correct 54 ms 2224 KB Output is correct
36 Correct 53 ms 2012 KB Output is correct
37 Correct 55 ms 2252 KB Output is correct
38 Correct 61 ms 2148 KB Output is correct
39 Correct 71 ms 2280 KB Output is correct
40 Correct 54 ms 2008 KB Output is correct
41 Correct 49 ms 1876 KB Output is correct
42 Correct 48 ms 1664 KB Output is correct
43 Correct 61 ms 2404 KB Output is correct
44 Correct 59 ms 2176 KB Output is correct
45 Correct 52 ms 1836 KB Output is correct
46 Correct 57 ms 2648 KB Output is correct
47 Correct 68 ms 2644 KB Output is correct
48 Correct 63 ms 5068 KB Output is correct
49 Correct 73 ms 5040 KB Output is correct
50 Correct 77 ms 4996 KB Output is correct
51 Correct 3 ms 340 KB Output is correct
52 Correct 1 ms 212 KB Output is correct
53 Correct 3 ms 468 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 2 ms 340 KB Output is correct
56 Correct 3 ms 340 KB Output is correct
57 Correct 4 ms 540 KB Output is correct
58 Correct 3 ms 468 KB Output is correct
59 Correct 3 ms 340 KB Output is correct
60 Correct 3 ms 468 KB Output is correct
61 Correct 2 ms 340 KB Output is correct
62 Correct 3 ms 468 KB Output is correct
63 Correct 3 ms 340 KB Output is correct
64 Correct 3 ms 340 KB Output is correct
65 Correct 2 ms 212 KB Output is correct
66 Correct 3 ms 340 KB Output is correct
67 Correct 1 ms 212 KB Output is correct
68 Correct 4 ms 468 KB Output is correct
69 Correct 2 ms 340 KB Output is correct
70 Correct 2 ms 340 KB Output is correct
71 Correct 2 ms 340 KB Output is correct
72 Correct 3 ms 340 KB Output is correct
73 Correct 3 ms 468 KB Output is correct
74 Correct 3 ms 212 KB Output is correct
75 Correct 3 ms 468 KB Output is correct
76 Correct 446 ms 6856 KB Output is correct
77 Correct 270 ms 464 KB Output is correct
78 Execution timed out 1088 ms 45216 KB Time limit exceeded
79 Halted 0 ms 0 KB -